A-Zoom 12202 Rimfire Proving 17 HMR Aluminum 6 Pk

For safety training, function testing or safely decocking without damaging the firing pin, A-Zoom training rounds are much more than conventional snap caps. They are precision CNC machined from solid aluminum to precise cartridge dimensions, then hard anodized for ultra-smooth functioning and long life. Type: Dummy Rounds Caliber or Gauge: 17 HMR Rounds Per Box: 6 Material: Aluminum